bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QEMU monitor |
| 3 | * |
| 4 | * Copyright (c) 2003-2004 Fabrice Bellard |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 24 | #include "vl.h" |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 25 | #include "disas.h" |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 26 | |
| 27 | //#define DEBUG |
| 28 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 29 | #ifndef offsetof |
| 30 | #define offsetof(type, field) ((size_t) &((type *)0)->field) |
| 31 | #endif |
| 32 | |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 33 | #define TERM_CMD_BUF_SIZE 4095 |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 34 | #define TERM_MAX_CMDS 64 |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 35 | |
| 36 | #define IS_NORM 0 |
| 37 | #define IS_ESC 1 |
| 38 | #define IS_CSI 2 |
| 39 | |
| 40 | #define printf do_not_use_printf |
| 41 | |
| 42 | static char term_cmd_buf[TERM_CMD_BUF_SIZE + 1]; |
| 43 | static int term_cmd_buf_index; |
| 44 | static int term_cmd_buf_size; |
| 45 | static int term_esc_state; |
| 46 | static int term_esc_param; |
| 47 | |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 48 | static char *term_history[TERM_MAX_CMDS]; |
| 49 | static int term_hist_entry; |
| 50 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 51 | /* |
| 52 | * Supported types: |
| 53 | * |
| 54 | * 'F' filename |
| 55 | * 's' string (accept optional quote) |
| 56 | * 'i' integer |
| 57 | * '/' optional gdb-like print format (like "/10x") |
| 58 | * |
| 59 | * '?' optional type (for 'F', 's' and 'i') |
| 60 | * |
| 61 | */ |
| 62 | |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 63 | typedef struct term_cmd_t { |
| 64 | const char *name; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 65 | const char *args_type; |
| 66 | void (*handler)(); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 67 | const char *params; |
| 68 | const char *help; |
| 69 | } term_cmd_t; |
| 70 | |
| 71 | static term_cmd_t term_cmds[]; |
| 72 | static term_cmd_t info_cmds[]; |
| 73 | |
| 74 | void term_printf(const char *fmt, ...) |
| 75 | { |
| 76 | va_list ap; |
| 77 | va_start(ap, fmt); |
| 78 | vprintf(fmt, ap); |
| 79 | va_end(ap); |
| 80 | } |
| 81 | |
| 82 | void term_flush(void) |
| 83 | { |
| 84 | fflush(stdout); |
| 85 | } |
| 86 | |
| 87 | static int compare_cmd(const char *name, const char *list) |
| 88 | { |
| 89 | const char *p, *pstart; |
| 90 | int len; |
| 91 | len = strlen(name); |
| 92 | p = list; |
| 93 | for(;;) { |
| 94 | pstart = p; |
| 95 | p = strchr(p, '|'); |
| 96 | if (!p) |
| 97 | p = pstart + strlen(pstart); |
| 98 | if ((p - pstart) == len && !memcmp(pstart, name, len)) |
| 99 | return 1; |
| 100 | if (*p == '\0') |
| 101 | break; |
| 102 | p++; |
| 103 | } |
| 104 | return 0; |
| 105 | } |
| 106 | |
| 107 | static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name) |
| 108 | { |
| 109 | term_cmd_t *cmd; |
| 110 | |
| 111 | for(cmd = cmds; cmd->name != NULL; cmd++) { |
| 112 | if (!name || !strcmp(name, cmd->name)) |
| 113 | term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | static void help_cmd(const char *name) |
| 118 | { |
| 119 | if (name && !strcmp(name, "info")) { |
| 120 | help_cmd1(info_cmds, "info ", NULL); |
| 121 | } else { |
| 122 | help_cmd1(term_cmds, "", name); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 123 | if (name && !strcmp(name, "log")) { |
| 124 | CPULogItem *item; |
| 125 | term_printf("Log items (comma separated):\n"); |
| 126 | term_printf("%-10s %s\n", "none", "remove all logs"); |
| 127 | for(item = cpu_log_items; item->mask != 0; item++) { |
| 128 | term_printf("%-10s %s\n", item->name, item->help); |
| 129 | } |
| 130 | } |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 131 | } |
| 132 | } |
| 133 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 134 | static void do_help(const char *name) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 135 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 136 | help_cmd(name); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 137 | } |
| 138 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 139 | static void do_commit(void) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 140 | { |
| 141 | int i; |
| 142 | |
| 143 | for (i = 0; i < MAX_DISKS; i++) { |
| 144 | if (bs_table[i]) |
| 145 | bdrv_commit(bs_table[i]); |
| 146 | } |
| 147 | } |
| 148 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 149 | static void do_info(const char *item) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 150 | { |
| 151 | term_cmd_t *cmd; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 152 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 153 | if (!item) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 154 | goto help; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 155 | for(cmd = info_cmds; cmd->name != NULL; cmd++) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 156 | if (compare_cmd(item, cmd->name)) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 157 | goto found; |
| 158 | } |
| 159 | help: |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 160 | help_cmd("info"); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 161 | return; |
| 162 | found: |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 163 | cmd->handler(); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 164 | } |
| 165 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 166 | static void do_info_network(void) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 167 | { |
| 168 | int i, j; |
| 169 | NetDriverState *nd; |
| 170 | |
| 171 | for(i = 0; i < nb_nics; i++) { |
| 172 | nd = &nd_table[i]; |
| 173 | term_printf("%d: ifname=%s macaddr=", i, nd->ifname); |
| 174 | for(j = 0; j < 6; j++) { |
| 175 | if (j > 0) |
| 176 | term_printf(":"); |
| 177 | term_printf("%02x", nd->macaddr[j]); |
| 178 | } |
| 179 | term_printf("\n"); |
| 180 | } |
| 181 | } |
| 182 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 183 | static void do_info_block(void) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 184 | { |
| 185 | bdrv_info(); |
| 186 | } |
| 187 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 188 | static void do_info_registers(void) |
| 189 | { |
| 190 | #ifdef TARGET_I386 |
| 191 | cpu_dump_state(cpu_single_env, stdout, X86_DUMP_FPU | X86_DUMP_CCOP); |
| 192 | #else |
| 193 | cpu_dump_state(cpu_single_env, stdout, 0); |
| 194 | #endif |
| 195 | } |
| 196 | |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 197 | static void do_info_history (void) |
| 198 | { |
| 199 | int i; |
| 200 | |
| 201 | for (i = 0; i < TERM_MAX_CMDS; i++) { |
| 202 | if (term_history[i] == NULL) |
| 203 | break; |
| 204 | term_printf("%d: '%s'\n", i, term_history[i]); |
| 205 | } |
| 206 | } |
| 207 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 208 | static void do_quit(void) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 209 | { |
| 210 | exit(0); |
| 211 | } |
| 212 | |
| 213 | static int eject_device(BlockDriverState *bs, int force) |
| 214 | { |
| 215 | if (bdrv_is_inserted(bs)) { |
| 216 | if (!force) { |
| 217 | if (!bdrv_is_removable(bs)) { |
| 218 | term_printf("device is not removable\n"); |
| 219 | return -1; |
| 220 | } |
| 221 | if (bdrv_is_locked(bs)) { |
| 222 | term_printf("device is locked\n"); |
| 223 | return -1; |
| 224 | } |
| 225 | } |
| 226 | bdrv_close(bs); |
| 227 | } |
| 228 | return 0; |
| 229 | } |
| 230 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 231 | static void do_eject(int force, const char *filename) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 232 | { |
| 233 | BlockDriverState *bs; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 234 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 235 | term_printf("%d %s\n", force, filename); |
| 236 | |
| 237 | bs = bdrv_find(filename); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 238 | if (!bs) { |
| 239 | term_printf("device not found\n"); |
| 240 | return; |
| 241 | } |
| 242 | eject_device(bs, force); |
| 243 | } |
| 244 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 245 | static void do_change(const char *device, const char *filename) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 246 | { |
| 247 | BlockDriverState *bs; |
| 248 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 249 | bs = bdrv_find(device); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 250 | if (!bs) { |
| 251 | term_printf("device not found\n"); |
| 252 | return; |
| 253 | } |
| 254 | if (eject_device(bs, 0) < 0) |
| 255 | return; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 256 | bdrv_open(bs, filename, 0); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 257 | } |
| 258 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 259 | static void do_screen_dump(const char *filename) |
bellard | 59a983b | 2004-03-17 23:17:16 +0000 | [diff] [blame] | 260 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 261 | vga_screen_dump(filename); |
bellard | 59a983b | 2004-03-17 23:17:16 +0000 | [diff] [blame] | 262 | } |
| 263 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 264 | static void do_log(const char *items) |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 265 | { |
| 266 | int mask; |
| 267 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 268 | if (!strcmp(items, "none")) { |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 269 | mask = 0; |
| 270 | } else { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 271 | mask = cpu_str_to_log_mask(items); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 272 | if (!mask) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 273 | help_cmd("log"); |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 274 | return; |
| 275 | } |
| 276 | } |
| 277 | cpu_set_log(mask); |
| 278 | } |
| 279 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 280 | static void do_savevm(const char *filename) |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 281 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 282 | if (qemu_savevm(filename) < 0) |
| 283 | term_printf("I/O error when saving VM to '%s'\n", filename); |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 284 | } |
| 285 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 286 | static void do_loadvm(const char *filename) |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 287 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 288 | if (qemu_loadvm(filename) < 0) |
| 289 | term_printf("I/O error when loading VM from '%s'\n", filename); |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 290 | } |
| 291 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 292 | static void do_stop(void) |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 293 | { |
| 294 | vm_stop(EXCP_INTERRUPT); |
| 295 | } |
| 296 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 297 | static void do_cont(void) |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 298 | { |
| 299 | vm_start(); |
| 300 | } |
| 301 | |
bellard | 67b915a | 2004-03-31 23:37:16 +0000 | [diff] [blame] | 302 | #ifdef CONFIG_GDBSTUB |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 303 | static void do_gdbserver(int has_port, int port) |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 304 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 305 | if (!has_port) |
| 306 | port = DEFAULT_GDBSTUB_PORT; |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 307 | if (gdbserver_start(port) < 0) { |
| 308 | qemu_printf("Could not open gdbserver socket on port %d\n", port); |
| 309 | } else { |
| 310 | qemu_printf("Waiting gdb connection on port %d\n", port); |
| 311 | } |
| 312 | } |
bellard | 67b915a | 2004-03-31 23:37:16 +0000 | [diff] [blame] | 313 | #endif |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 314 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 315 | static void term_printc(int c) |
| 316 | { |
| 317 | term_printf("'"); |
| 318 | switch(c) { |
| 319 | case '\'': |
| 320 | term_printf("\\'"); |
| 321 | break; |
| 322 | case '\\': |
| 323 | term_printf("\\\\"); |
| 324 | break; |
| 325 | case '\n': |
| 326 | term_printf("\\n"); |
| 327 | break; |
| 328 | case '\r': |
| 329 | term_printf("\\r"); |
| 330 | break; |
| 331 | default: |
| 332 | if (c >= 32 && c <= 126) { |
| 333 | term_printf("%c", c); |
| 334 | } else { |
| 335 | term_printf("\\x%02x", c); |
| 336 | } |
| 337 | break; |
| 338 | } |
| 339 | term_printf("'"); |
| 340 | } |
| 341 | |
| 342 | static void memory_dump(int count, int format, int wsize, |
| 343 | target_ulong addr, int is_physical) |
| 344 | { |
| 345 | int nb_per_line, l, line_size, i, max_digits, len; |
| 346 | uint8_t buf[16]; |
| 347 | uint64_t v; |
| 348 | |
| 349 | if (format == 'i') { |
| 350 | int flags; |
| 351 | flags = 0; |
| 352 | #ifdef TARGET_I386 |
| 353 | /* we use the current CS size */ |
| 354 | if (!(cpu_single_env->segs[R_CS].flags & DESC_B_MASK)) |
| 355 | flags = 1; |
| 356 | #endif |
| 357 | monitor_disas(addr, count, is_physical, flags); |
| 358 | return; |
| 359 | } |
| 360 | |
| 361 | len = wsize * count; |
| 362 | if (wsize == 1) |
| 363 | line_size = 8; |
| 364 | else |
| 365 | line_size = 16; |
| 366 | nb_per_line = line_size / wsize; |
| 367 | max_digits = 0; |
| 368 | |
| 369 | switch(format) { |
| 370 | case 'o': |
| 371 | max_digits = (wsize * 8 + 2) / 3; |
| 372 | break; |
| 373 | default: |
| 374 | case 'x': |
| 375 | max_digits = (wsize * 8) / 4; |
| 376 | break; |
| 377 | case 'u': |
| 378 | case 'd': |
| 379 | max_digits = (wsize * 8 * 10 + 32) / 33; |
| 380 | break; |
| 381 | case 'c': |
| 382 | wsize = 1; |
| 383 | break; |
| 384 | } |
| 385 | |
| 386 | while (len > 0) { |
| 387 | term_printf("0x%08x:", addr); |
| 388 | l = len; |
| 389 | if (l > line_size) |
| 390 | l = line_size; |
| 391 | if (is_physical) { |
| 392 | cpu_physical_memory_rw(addr, buf, l, 0); |
| 393 | } else { |
| 394 | cpu_memory_rw_debug(cpu_single_env, addr, buf, l, 0); |
| 395 | } |
| 396 | i = 0; |
| 397 | while (i < l) { |
| 398 | switch(wsize) { |
| 399 | default: |
| 400 | case 1: |
| 401 | v = ldub_raw(buf + i); |
| 402 | break; |
| 403 | case 2: |
| 404 | v = lduw_raw(buf + i); |
| 405 | break; |
| 406 | case 4: |
| 407 | v = ldl_raw(buf + i); |
| 408 | break; |
| 409 | case 8: |
| 410 | v = ldq_raw(buf + i); |
| 411 | break; |
| 412 | } |
| 413 | term_printf(" "); |
| 414 | switch(format) { |
| 415 | case 'o': |
| 416 | term_printf("%#*llo", max_digits, v); |
| 417 | break; |
| 418 | case 'x': |
| 419 | term_printf("0x%0*llx", max_digits, v); |
| 420 | break; |
| 421 | case 'u': |
| 422 | term_printf("%*llu", max_digits, v); |
| 423 | break; |
| 424 | case 'd': |
| 425 | term_printf("%*lld", max_digits, v); |
| 426 | break; |
| 427 | case 'c': |
| 428 | term_printc(v); |
| 429 | break; |
| 430 | } |
| 431 | i += wsize; |
| 432 | } |
| 433 | term_printf("\n"); |
| 434 | addr += l; |
| 435 | len -= l; |
| 436 | } |
| 437 | } |
| 438 | |
| 439 | static void do_memory_dump(int count, int format, int size, int addr) |
| 440 | { |
| 441 | memory_dump(count, format, size, addr, 0); |
| 442 | } |
| 443 | |
| 444 | static void do_physical_memory_dump(int count, int format, int size, int addr) |
| 445 | { |
| 446 | memory_dump(count, format, size, addr, 1); |
| 447 | } |
| 448 | |
| 449 | static void do_print(int count, int format, int size, int val) |
| 450 | { |
| 451 | switch(format) { |
| 452 | case 'o': |
| 453 | term_printf("%#o", val); |
| 454 | break; |
| 455 | case 'x': |
| 456 | term_printf("%#x", val); |
| 457 | break; |
| 458 | case 'u': |
| 459 | term_printf("%u", val); |
| 460 | break; |
| 461 | default: |
| 462 | case 'd': |
| 463 | term_printf("%d", val); |
| 464 | break; |
| 465 | case 'c': |
| 466 | term_printc(val); |
| 467 | break; |
| 468 | } |
| 469 | term_printf("\n"); |
| 470 | } |
| 471 | |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 472 | static term_cmd_t term_cmds[] = { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 473 | { "help|?", "s?", do_help, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 474 | "[cmd]", "show the help" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 475 | { "commit", "", do_commit, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 476 | "", "commit changes to the disk images (if -snapshot is used)" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 477 | { "info", "s?", do_info, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 478 | "subcommand", "show various information about the system state" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 479 | { "q|quit", "", do_quit, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 480 | "", "quit the emulator" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 481 | { "eject", "-fs", do_eject, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 482 | "[-f] device", "eject a removable media (use -f to force it)" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 483 | { "change", "sF", do_change, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 484 | "device filename", "change a removable media" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 485 | { "screendump", "F", do_screen_dump, |
bellard | 59a983b | 2004-03-17 23:17:16 +0000 | [diff] [blame] | 486 | "filename", "save screen into PPM image 'filename'" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 487 | { "log", "s", do_log, |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 488 | "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 489 | { "savevm", "F", do_savevm, |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 490 | "filename", "save the whole virtual machine state to 'filename'" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 491 | { "loadvm", "F", do_loadvm, |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 492 | "filename", "restore the whole virtual machine state from 'filename'" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 493 | { "stop", "", do_stop, |
| 494 | "", "stop emulation", }, |
| 495 | { "c|cont", "", do_cont, |
| 496 | "", "resume emulation", }, |
bellard | 67b915a | 2004-03-31 23:37:16 +0000 | [diff] [blame] | 497 | #ifdef CONFIG_GDBSTUB |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 498 | { "gdbserver", "i?", do_gdbserver, |
| 499 | "[port]", "start gdbserver session (default port=1234)", }, |
bellard | 67b915a | 2004-03-31 23:37:16 +0000 | [diff] [blame] | 500 | #endif |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 501 | { "x", "/i", do_memory_dump, |
| 502 | "/fmt addr", "virtual memory dump starting at 'addr'", }, |
| 503 | { "xp", "/i", do_physical_memory_dump, |
| 504 | "/fmt addr", "physical memory dump starting at 'addr'", }, |
| 505 | { "p|print", "/i", do_print, |
| 506 | "/fmt expr", "print expression value (use $reg for CPU register access)", }, |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 507 | { NULL, NULL, }, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 508 | }; |
| 509 | |
| 510 | static term_cmd_t info_cmds[] = { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 511 | { "network", "", do_info_network, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 512 | "", "show the network state" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 513 | { "block", "", do_info_block, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 514 | "", "show the block devices" }, |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 515 | { "registers", "", do_info_registers, |
| 516 | "", "show the cpu registers" }, |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 517 | { "history", "", do_info_history, |
| 518 | "", "show the command line history", }, |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 519 | { NULL, NULL, }, |
| 520 | }; |
| 521 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 522 | /*******************************************************************/ |
| 523 | |
| 524 | static const char *pch; |
| 525 | static jmp_buf expr_env; |
| 526 | |
| 527 | typedef struct MonitorDef { |
| 528 | const char *name; |
| 529 | int offset; |
| 530 | int (*get_value)(struct MonitorDef *md); |
| 531 | } MonitorDef; |
| 532 | |
| 533 | static MonitorDef monitor_defs[] = { |
| 534 | #ifdef TARGET_I386 |
| 535 | { "eax", offsetof(CPUState, regs[0]) }, |
| 536 | { "ecx", offsetof(CPUState, regs[1]) }, |
| 537 | { "edx", offsetof(CPUState, regs[2]) }, |
| 538 | { "ebx", offsetof(CPUState, regs[3]) }, |
| 539 | { "esp|sp", offsetof(CPUState, regs[4]) }, |
| 540 | { "ebp|fp", offsetof(CPUState, regs[5]) }, |
| 541 | { "esi", offsetof(CPUState, regs[6]) }, |
| 542 | { "esi", offsetof(CPUState, regs[7]) }, |
| 543 | { "eflags", offsetof(CPUState, eflags) }, |
| 544 | { "eip|pc", offsetof(CPUState, eip) }, |
| 545 | #endif |
| 546 | { NULL }, |
| 547 | }; |
| 548 | |
| 549 | static void expr_error(const char *fmt) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 550 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 551 | term_printf(fmt); |
| 552 | term_printf("\n"); |
| 553 | longjmp(expr_env, 1); |
| 554 | } |
| 555 | |
| 556 | static int get_monitor_def(int *pval, const char *name) |
| 557 | { |
| 558 | MonitorDef *md; |
| 559 | for(md = monitor_defs; md->name != NULL; md++) { |
| 560 | if (compare_cmd(name, md->name)) { |
| 561 | if (md->get_value) { |
| 562 | *pval = md->get_value(md); |
| 563 | } else { |
| 564 | *pval = *(uint32_t *)((uint8_t *)cpu_single_env + md->offset); |
| 565 | } |
| 566 | return 0; |
| 567 | } |
| 568 | } |
| 569 | return -1; |
| 570 | } |
| 571 | |
| 572 | static void next(void) |
| 573 | { |
| 574 | if (pch != '\0') { |
| 575 | pch++; |
| 576 | while (isspace(*pch)) |
| 577 | pch++; |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | static int expr_sum(void); |
| 582 | |
| 583 | static int expr_unary(void) |
| 584 | { |
| 585 | int n; |
| 586 | char *p; |
| 587 | |
| 588 | switch(*pch) { |
| 589 | case '+': |
| 590 | next(); |
| 591 | n = expr_unary(); |
| 592 | break; |
| 593 | case '-': |
| 594 | next(); |
| 595 | n = -expr_unary(); |
| 596 | break; |
| 597 | case '~': |
| 598 | next(); |
| 599 | n = ~expr_unary(); |
| 600 | break; |
| 601 | case '(': |
| 602 | next(); |
| 603 | n = expr_sum(); |
| 604 | if (*pch != ')') { |
| 605 | expr_error("')' expected"); |
| 606 | } |
| 607 | next(); |
| 608 | break; |
| 609 | case '$': |
| 610 | { |
| 611 | char buf[128], *q; |
| 612 | |
| 613 | pch++; |
| 614 | q = buf; |
| 615 | while ((*pch >= 'a' && *pch <= 'z') || |
| 616 | (*pch >= 'A' && *pch <= 'Z') || |
| 617 | (*pch >= '0' && *pch <= '9') || |
| 618 | *pch == '_') { |
| 619 | if ((q - buf) < sizeof(buf) - 1) |
| 620 | *q++ = *pch; |
| 621 | pch++; |
| 622 | } |
| 623 | while (isspace(*pch)) |
| 624 | pch++; |
| 625 | *q = 0; |
| 626 | if (get_monitor_def(&n, buf)) |
| 627 | expr_error("unknown register"); |
| 628 | } |
| 629 | break; |
| 630 | case '\0': |
| 631 | expr_error("unexpected end of expression"); |
| 632 | n = 0; |
| 633 | break; |
| 634 | default: |
| 635 | n = strtoul(pch, &p, 0); |
| 636 | if (pch == p) { |
| 637 | expr_error("invalid char in expression"); |
| 638 | } |
| 639 | pch = p; |
| 640 | while (isspace(*pch)) |
| 641 | pch++; |
| 642 | break; |
| 643 | } |
| 644 | return n; |
| 645 | } |
| 646 | |
| 647 | |
| 648 | static int expr_prod(void) |
| 649 | { |
| 650 | int val, val2, op; |
| 651 | |
| 652 | val = expr_unary(); |
| 653 | for(;;) { |
| 654 | op = *pch; |
| 655 | if (op != '*' && op != '/' && op != '%') |
| 656 | break; |
| 657 | next(); |
| 658 | val2 = expr_unary(); |
| 659 | switch(op) { |
| 660 | default: |
| 661 | case '*': |
| 662 | val *= val2; |
| 663 | break; |
| 664 | case '/': |
| 665 | case '%': |
| 666 | if (val2 == 0) |
| 667 | expr_error("divison by zero"); |
| 668 | if (op == '/') |
| 669 | val /= val2; |
| 670 | else |
| 671 | val %= val2; |
| 672 | break; |
| 673 | } |
| 674 | } |
| 675 | return val; |
| 676 | } |
| 677 | |
| 678 | static int expr_logic(void) |
| 679 | { |
| 680 | int val, val2, op; |
| 681 | |
| 682 | val = expr_prod(); |
| 683 | for(;;) { |
| 684 | op = *pch; |
| 685 | if (op != '&' && op != '|' && op != '^') |
| 686 | break; |
| 687 | next(); |
| 688 | val2 = expr_prod(); |
| 689 | switch(op) { |
| 690 | default: |
| 691 | case '&': |
| 692 | val &= val2; |
| 693 | break; |
| 694 | case '|': |
| 695 | val |= val2; |
| 696 | break; |
| 697 | case '^': |
| 698 | val ^= val2; |
| 699 | break; |
| 700 | } |
| 701 | } |
| 702 | return val; |
| 703 | } |
| 704 | |
| 705 | static int expr_sum(void) |
| 706 | { |
| 707 | int val, val2, op; |
| 708 | |
| 709 | val = expr_logic(); |
| 710 | for(;;) { |
| 711 | op = *pch; |
| 712 | if (op != '+' && op != '-') |
| 713 | break; |
| 714 | next(); |
| 715 | val2 = expr_logic(); |
| 716 | if (op == '+') |
| 717 | val += val2; |
| 718 | else |
| 719 | val -= val2; |
| 720 | } |
| 721 | return val; |
| 722 | } |
| 723 | |
| 724 | static int get_expr(int *pval, const char **pp) |
| 725 | { |
| 726 | pch = *pp; |
| 727 | if (setjmp(expr_env)) { |
| 728 | *pp = pch; |
| 729 | return -1; |
| 730 | } |
| 731 | while (isspace(*pch)) |
| 732 | pch++; |
| 733 | *pval = expr_sum(); |
| 734 | *pp = pch; |
| 735 | return 0; |
| 736 | } |
| 737 | |
| 738 | static int get_str(char *buf, int buf_size, const char **pp) |
| 739 | { |
| 740 | const char *p; |
| 741 | char *q; |
| 742 | int c; |
| 743 | |
| 744 | p = *pp; |
| 745 | while (isspace(*p)) |
| 746 | p++; |
| 747 | if (*p == '\0') { |
| 748 | fail: |
| 749 | *pp = p; |
| 750 | return -1; |
| 751 | } |
| 752 | q = buf; |
| 753 | if (*p == '\"') { |
| 754 | p++; |
| 755 | while (*p != '\0' && *p != '\"') { |
| 756 | if (*p == '\\') { |
| 757 | p++; |
| 758 | c = *p++; |
| 759 | switch(c) { |
| 760 | case 'n': |
| 761 | c = '\n'; |
| 762 | break; |
| 763 | case 'r': |
| 764 | c = '\r'; |
| 765 | break; |
| 766 | case '\\': |
| 767 | case '\'': |
| 768 | case '\"': |
| 769 | break; |
| 770 | default: |
| 771 | qemu_printf("unsupported escape code: '\\%c'\n", c); |
| 772 | goto fail; |
| 773 | } |
| 774 | if ((q - buf) < buf_size - 1) { |
| 775 | *q++ = c; |
| 776 | } |
| 777 | } else { |
| 778 | if ((q - buf) < buf_size - 1) { |
| 779 | *q++ = *p; |
| 780 | } |
| 781 | p++; |
| 782 | } |
| 783 | } |
| 784 | if (*p != '\"') { |
| 785 | qemu_printf("untermintated string\n"); |
| 786 | goto fail; |
| 787 | } |
| 788 | p++; |
| 789 | } else { |
| 790 | while (*p != '\0' && !isspace(*p)) { |
| 791 | if ((q - buf) < buf_size - 1) { |
| 792 | *q++ = *p; |
| 793 | } |
| 794 | p++; |
| 795 | } |
| 796 | *q = '\0'; |
| 797 | } |
| 798 | *pp = p; |
| 799 | return 0; |
| 800 | } |
| 801 | |
| 802 | static int default_fmt_format = 'x'; |
| 803 | static int default_fmt_size = 4; |
| 804 | |
| 805 | #define MAX_ARGS 16 |
| 806 | |
| 807 | static void term_handle_command(const char *cmdline) |
| 808 | { |
| 809 | const char *p, *pstart, *typestr; |
| 810 | char *q; |
| 811 | int c, nb_args, len, i, has_arg; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 812 | term_cmd_t *cmd; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 813 | char cmdname[256]; |
| 814 | char buf[1024]; |
| 815 | void *str_allocated[MAX_ARGS]; |
| 816 | void *args[MAX_ARGS]; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 817 | |
| 818 | #ifdef DEBUG |
| 819 | term_printf("command='%s'\n", cmdline); |
| 820 | #endif |
| 821 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 822 | /* extract the command name */ |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 823 | p = cmdline; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 824 | q = cmdname; |
| 825 | while (isspace(*p)) |
| 826 | p++; |
| 827 | if (*p == '\0') |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 828 | return; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 829 | pstart = p; |
| 830 | while (*p != '\0' && *p != '/' && !isspace(*p)) |
| 831 | p++; |
| 832 | len = p - pstart; |
| 833 | if (len > sizeof(cmdname) - 1) |
| 834 | len = sizeof(cmdname) - 1; |
| 835 | memcpy(cmdname, pstart, len); |
| 836 | cmdname[len] = '\0'; |
| 837 | |
| 838 | /* find the command */ |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 839 | for(cmd = term_cmds; cmd->name != NULL; cmd++) { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 840 | if (compare_cmd(cmdname, cmd->name)) |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 841 | goto found; |
| 842 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 843 | term_printf("unknown command: '%s'\n", cmdname); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 844 | return; |
| 845 | found: |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 846 | |
| 847 | for(i = 0; i < MAX_ARGS; i++) |
| 848 | str_allocated[i] = NULL; |
| 849 | |
| 850 | /* parse the parameters */ |
| 851 | typestr = cmd->args_type; |
| 852 | nb_args = 0; |
| 853 | for(;;) { |
| 854 | c = *typestr; |
| 855 | if (c == '\0') |
| 856 | break; |
| 857 | typestr++; |
| 858 | switch(c) { |
| 859 | case 'F': |
| 860 | case 's': |
| 861 | { |
| 862 | int ret; |
| 863 | char *str; |
| 864 | |
| 865 | while (isspace(*p)) |
| 866 | p++; |
| 867 | if (*typestr == '?') { |
| 868 | typestr++; |
| 869 | if (*p == '\0') { |
| 870 | /* no optional string: NULL argument */ |
| 871 | str = NULL; |
| 872 | goto add_str; |
| 873 | } |
| 874 | } |
| 875 | ret = get_str(buf, sizeof(buf), &p); |
| 876 | if (ret < 0) { |
| 877 | if (c == 'F') |
| 878 | term_printf("%s: filename expected\n", cmdname); |
| 879 | else |
| 880 | term_printf("%s: string expected\n", cmdname); |
| 881 | goto fail; |
| 882 | } |
| 883 | str = qemu_malloc(strlen(buf) + 1); |
| 884 | strcpy(str, buf); |
| 885 | str_allocated[nb_args] = str; |
| 886 | add_str: |
| 887 | if (nb_args >= MAX_ARGS) { |
| 888 | error_args: |
| 889 | term_printf("%s: too many arguments\n", cmdname); |
| 890 | goto fail; |
| 891 | } |
| 892 | args[nb_args++] = str; |
| 893 | } |
| 894 | break; |
| 895 | case '/': |
| 896 | { |
| 897 | int count, format, size; |
| 898 | |
| 899 | while (isspace(*p)) |
| 900 | p++; |
| 901 | if (*p == '/') { |
| 902 | /* format found */ |
| 903 | p++; |
| 904 | count = 1; |
| 905 | if (isdigit(*p)) { |
| 906 | count = 0; |
| 907 | while (isdigit(*p)) { |
| 908 | count = count * 10 + (*p - '0'); |
| 909 | p++; |
| 910 | } |
| 911 | } |
| 912 | size = -1; |
| 913 | format = -1; |
| 914 | for(;;) { |
| 915 | switch(*p) { |
| 916 | case 'o': |
| 917 | case 'd': |
| 918 | case 'u': |
| 919 | case 'x': |
| 920 | case 'i': |
| 921 | case 'c': |
| 922 | format = *p++; |
| 923 | break; |
| 924 | case 'b': |
| 925 | size = 1; |
| 926 | p++; |
| 927 | break; |
| 928 | case 'h': |
| 929 | size = 2; |
| 930 | p++; |
| 931 | break; |
| 932 | case 'w': |
| 933 | size = 4; |
| 934 | p++; |
| 935 | break; |
| 936 | case 'g': |
| 937 | case 'L': |
| 938 | size = 8; |
| 939 | p++; |
| 940 | break; |
| 941 | default: |
| 942 | goto next; |
| 943 | } |
| 944 | } |
| 945 | next: |
| 946 | if (*p != '\0' && !isspace(*p)) { |
| 947 | term_printf("invalid char in format: '%c'\n", *p); |
| 948 | goto fail; |
| 949 | } |
| 950 | if (size < 0) |
| 951 | size = default_fmt_size; |
| 952 | if (format < 0) |
| 953 | format = default_fmt_format; |
| 954 | default_fmt_size = size; |
| 955 | default_fmt_format = format; |
| 956 | } else { |
| 957 | count = 1; |
| 958 | format = default_fmt_format; |
| 959 | size = default_fmt_size; |
| 960 | } |
| 961 | if (nb_args + 3 > MAX_ARGS) |
| 962 | goto error_args; |
| 963 | args[nb_args++] = (void*)count; |
| 964 | args[nb_args++] = (void*)format; |
| 965 | args[nb_args++] = (void*)size; |
| 966 | } |
| 967 | break; |
| 968 | case 'i': |
| 969 | { |
| 970 | int val; |
| 971 | while (isspace(*p)) |
| 972 | p++; |
| 973 | if (*typestr == '?') { |
| 974 | typestr++; |
| 975 | if (*p == '\0') |
| 976 | has_arg = 0; |
| 977 | else |
| 978 | has_arg = 1; |
| 979 | if (nb_args >= MAX_ARGS) |
| 980 | goto error_args; |
| 981 | args[nb_args++] = (void *)has_arg; |
| 982 | if (!has_arg) { |
| 983 | if (nb_args >= MAX_ARGS) |
| 984 | goto error_args; |
| 985 | val = -1; |
| 986 | goto add_num; |
| 987 | } |
| 988 | } |
| 989 | if (get_expr(&val, &p)) |
| 990 | goto fail; |
| 991 | add_num: |
| 992 | if (nb_args >= MAX_ARGS) |
| 993 | goto error_args; |
| 994 | args[nb_args++] = (void *)val; |
| 995 | } |
| 996 | break; |
| 997 | case '-': |
| 998 | { |
| 999 | int has_option; |
| 1000 | /* option */ |
| 1001 | |
| 1002 | c = *typestr++; |
| 1003 | if (c == '\0') |
| 1004 | goto bad_type; |
| 1005 | while (isspace(*p)) |
| 1006 | p++; |
| 1007 | has_option = 0; |
| 1008 | if (*p == '-') { |
| 1009 | p++; |
| 1010 | if (*p != c) { |
| 1011 | term_printf("%s: unsupported option -%c\n", |
| 1012 | cmdname, *p); |
| 1013 | goto fail; |
| 1014 | } |
| 1015 | p++; |
| 1016 | has_option = 1; |
| 1017 | } |
| 1018 | if (nb_args >= MAX_ARGS) |
| 1019 | goto error_args; |
| 1020 | args[nb_args++] = (void *)has_option; |
| 1021 | } |
| 1022 | break; |
| 1023 | default: |
| 1024 | bad_type: |
| 1025 | term_printf("%s: unknown type '%c'\n", cmdname, c); |
| 1026 | goto fail; |
| 1027 | } |
| 1028 | } |
| 1029 | /* check that all arguments were parsed */ |
| 1030 | while (isspace(*p)) |
| 1031 | p++; |
| 1032 | if (*p != '\0') { |
| 1033 | term_printf("%s: extraneous characters at the end of line\n", |
| 1034 | cmdname); |
| 1035 | goto fail; |
| 1036 | } |
| 1037 | |
| 1038 | switch(nb_args) { |
| 1039 | case 0: |
| 1040 | cmd->handler(); |
| 1041 | break; |
| 1042 | case 1: |
| 1043 | cmd->handler(args[0]); |
| 1044 | break; |
| 1045 | case 2: |
| 1046 | cmd->handler(args[0], args[1]); |
| 1047 | break; |
| 1048 | case 3: |
| 1049 | cmd->handler(args[0], args[1], args[2]); |
| 1050 | break; |
| 1051 | case 4: |
| 1052 | cmd->handler(args[0], args[1], args[2], args[3]); |
| 1053 | break; |
| 1054 | case 5: |
| 1055 | cmd->handler(args[0], args[1], args[2], args[3], args[4]); |
| 1056 | break; |
| 1057 | default: |
| 1058 | term_printf("unsupported number of arguments: %d\n", nb_args); |
| 1059 | goto fail; |
| 1060 | } |
| 1061 | fail: |
| 1062 | for(i = 0; i < MAX_ARGS; i++) |
| 1063 | qemu_free(str_allocated[i]); |
| 1064 | return; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1065 | } |
| 1066 | |
| 1067 | static void term_show_prompt(void) |
| 1068 | { |
| 1069 | term_printf("(qemu) "); |
| 1070 | fflush(stdout); |
| 1071 | term_cmd_buf_index = 0; |
| 1072 | term_cmd_buf_size = 0; |
| 1073 | term_esc_state = IS_NORM; |
| 1074 | } |
| 1075 | |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 1076 | static void term_print_cmdline (const char *cmdline) |
| 1077 | { |
| 1078 | term_show_prompt(); |
| 1079 | term_printf(cmdline); |
| 1080 | term_flush(); |
| 1081 | } |
| 1082 | |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1083 | static void term_insert_char(int ch) |
| 1084 | { |
| 1085 | if (term_cmd_buf_index < TERM_CMD_BUF_SIZE) { |
| 1086 | memmove(term_cmd_buf + term_cmd_buf_index + 1, |
| 1087 | term_cmd_buf + term_cmd_buf_index, |
| 1088 | term_cmd_buf_size - term_cmd_buf_index); |
| 1089 | term_cmd_buf[term_cmd_buf_index] = ch; |
| 1090 | term_cmd_buf_size++; |
| 1091 | term_printf("\033[@%c", ch); |
| 1092 | term_cmd_buf_index++; |
| 1093 | term_flush(); |
| 1094 | } |
| 1095 | } |
| 1096 | |
| 1097 | static void term_backward_char(void) |
| 1098 | { |
| 1099 | if (term_cmd_buf_index > 0) { |
| 1100 | term_cmd_buf_index--; |
| 1101 | term_printf("\033[D"); |
| 1102 | term_flush(); |
| 1103 | } |
| 1104 | } |
| 1105 | |
| 1106 | static void term_forward_char(void) |
| 1107 | { |
| 1108 | if (term_cmd_buf_index < term_cmd_buf_size) { |
| 1109 | term_cmd_buf_index++; |
| 1110 | term_printf("\033[C"); |
| 1111 | term_flush(); |
| 1112 | } |
| 1113 | } |
| 1114 | |
| 1115 | static void term_delete_char(void) |
| 1116 | { |
| 1117 | if (term_cmd_buf_index < term_cmd_buf_size) { |
| 1118 | memmove(term_cmd_buf + term_cmd_buf_index, |
| 1119 | term_cmd_buf + term_cmd_buf_index + 1, |
| 1120 | term_cmd_buf_size - term_cmd_buf_index - 1); |
| 1121 | term_printf("\033[P"); |
| 1122 | term_cmd_buf_size--; |
| 1123 | term_flush(); |
| 1124 | } |
| 1125 | } |
| 1126 | |
| 1127 | static void term_backspace(void) |
| 1128 | { |
| 1129 | if (term_cmd_buf_index > 0) { |
| 1130 | term_backward_char(); |
| 1131 | term_delete_char(); |
| 1132 | } |
| 1133 | } |
| 1134 | |
| 1135 | static void term_bol(void) |
| 1136 | { |
| 1137 | while (term_cmd_buf_index > 0) |
| 1138 | term_backward_char(); |
| 1139 | } |
| 1140 | |
| 1141 | static void term_eol(void) |
| 1142 | { |
| 1143 | while (term_cmd_buf_index < term_cmd_buf_size) |
| 1144 | term_forward_char(); |
| 1145 | } |
| 1146 | |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 1147 | static void term_up_char(void) |
| 1148 | { |
| 1149 | int idx; |
| 1150 | |
| 1151 | if (term_hist_entry == 0) |
| 1152 | return; |
| 1153 | if (term_hist_entry == -1) { |
| 1154 | /* Find latest entry */ |
| 1155 | for (idx = 0; idx < TERM_MAX_CMDS; idx++) { |
| 1156 | if (term_history[idx] == NULL) |
| 1157 | break; |
| 1158 | } |
| 1159 | term_hist_entry = idx; |
| 1160 | } |
| 1161 | term_hist_entry--; |
| 1162 | if (term_hist_entry >= 0) { |
| 1163 | strcpy(term_cmd_buf, term_history[term_hist_entry]); |
| 1164 | term_printf("\n"); |
| 1165 | term_print_cmdline(term_cmd_buf); |
| 1166 | term_cmd_buf_index = term_cmd_buf_size = strlen(term_cmd_buf); |
| 1167 | } |
| 1168 | } |
| 1169 | |
| 1170 | static void term_down_char(void) |
| 1171 | { |
| 1172 | if (term_hist_entry == TERM_MAX_CMDS - 1 || term_hist_entry == -1) |
| 1173 | return; |
| 1174 | if (term_history[++term_hist_entry] != NULL) { |
| 1175 | strcpy(term_cmd_buf, term_history[term_hist_entry]); |
| 1176 | } else { |
| 1177 | term_hist_entry = -1; |
| 1178 | } |
| 1179 | term_printf("\n"); |
| 1180 | term_print_cmdline(term_cmd_buf); |
| 1181 | term_cmd_buf_index = term_cmd_buf_size = strlen(term_cmd_buf); |
| 1182 | } |
| 1183 | |
| 1184 | static void term_hist_add(const char *cmdline) |
| 1185 | { |
| 1186 | char *hist_entry, *new_entry; |
| 1187 | int idx; |
| 1188 | |
| 1189 | if (cmdline[0] == '\0') |
| 1190 | return; |
| 1191 | new_entry = NULL; |
| 1192 | if (term_hist_entry != -1) { |
| 1193 | /* We were editing an existing history entry: replace it */ |
| 1194 | hist_entry = term_history[term_hist_entry]; |
| 1195 | idx = term_hist_entry; |
| 1196 | if (strcmp(hist_entry, cmdline) == 0) { |
| 1197 | goto same_entry; |
| 1198 | } |
| 1199 | } |
| 1200 | /* Search cmdline in history buffers */ |
| 1201 | for (idx = 0; idx < TERM_MAX_CMDS; idx++) { |
| 1202 | hist_entry = term_history[idx]; |
| 1203 | if (hist_entry == NULL) |
| 1204 | break; |
| 1205 | if (strcmp(hist_entry, cmdline) == 0) { |
| 1206 | same_entry: |
| 1207 | new_entry = hist_entry; |
| 1208 | /* Put this entry at the end of history */ |
| 1209 | memmove(&term_history[idx], &term_history[idx + 1], |
| 1210 | &term_history[TERM_MAX_CMDS] - &term_history[idx + 1]); |
| 1211 | term_history[TERM_MAX_CMDS - 1] = NULL; |
| 1212 | for (; idx < TERM_MAX_CMDS; idx++) { |
| 1213 | if (term_history[idx] == NULL) |
| 1214 | break; |
| 1215 | } |
| 1216 | break; |
| 1217 | } |
| 1218 | } |
| 1219 | if (idx == TERM_MAX_CMDS) { |
| 1220 | /* Need to get one free slot */ |
| 1221 | free(term_history[0]); |
| 1222 | memcpy(term_history, &term_history[1], |
| 1223 | &term_history[TERM_MAX_CMDS] - &term_history[1]); |
| 1224 | term_history[TERM_MAX_CMDS - 1] = NULL; |
| 1225 | idx = TERM_MAX_CMDS - 1; |
| 1226 | } |
| 1227 | if (new_entry == NULL) |
| 1228 | new_entry = strdup(cmdline); |
| 1229 | term_history[idx] = new_entry; |
| 1230 | term_hist_entry = -1; |
| 1231 | } |
| 1232 | |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1233 | /* return true if command handled */ |
| 1234 | static void term_handle_byte(int ch) |
| 1235 | { |
| 1236 | switch(term_esc_state) { |
| 1237 | case IS_NORM: |
| 1238 | switch(ch) { |
| 1239 | case 1: |
| 1240 | term_bol(); |
| 1241 | break; |
| 1242 | case 5: |
| 1243 | term_eol(); |
| 1244 | break; |
| 1245 | case 10: |
| 1246 | case 13: |
| 1247 | term_cmd_buf[term_cmd_buf_size] = '\0'; |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 1248 | term_hist_add(term_cmd_buf); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1249 | term_printf("\n"); |
| 1250 | term_handle_command(term_cmd_buf); |
| 1251 | term_show_prompt(); |
| 1252 | break; |
| 1253 | case 27: |
| 1254 | term_esc_state = IS_ESC; |
| 1255 | break; |
| 1256 | case 127: |
| 1257 | case 8: |
| 1258 | term_backspace(); |
| 1259 | break; |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 1260 | case 155: |
| 1261 | term_esc_state = IS_CSI; |
| 1262 | break; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1263 | default: |
| 1264 | if (ch >= 32) { |
| 1265 | term_insert_char(ch); |
| 1266 | } |
| 1267 | break; |
| 1268 | } |
| 1269 | break; |
| 1270 | case IS_ESC: |
| 1271 | if (ch == '[') { |
| 1272 | term_esc_state = IS_CSI; |
| 1273 | term_esc_param = 0; |
| 1274 | } else { |
| 1275 | term_esc_state = IS_NORM; |
| 1276 | } |
| 1277 | break; |
| 1278 | case IS_CSI: |
| 1279 | switch(ch) { |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 1280 | case 'A': |
| 1281 | case 'F': |
| 1282 | term_up_char(); |
| 1283 | break; |
| 1284 | case 'B': |
| 1285 | case 'E': |
| 1286 | term_down_char(); |
| 1287 | break; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1288 | case 'D': |
| 1289 | term_backward_char(); |
| 1290 | break; |
| 1291 | case 'C': |
| 1292 | term_forward_char(); |
| 1293 | break; |
| 1294 | case '0' ... '9': |
| 1295 | term_esc_param = term_esc_param * 10 + (ch - '0'); |
| 1296 | goto the_end; |
| 1297 | case '~': |
| 1298 | switch(term_esc_param) { |
| 1299 | case 1: |
| 1300 | term_bol(); |
| 1301 | break; |
| 1302 | case 3: |
| 1303 | term_delete_char(); |
| 1304 | break; |
| 1305 | case 4: |
| 1306 | term_eol(); |
| 1307 | break; |
| 1308 | } |
| 1309 | break; |
| 1310 | default: |
| 1311 | break; |
| 1312 | } |
| 1313 | term_esc_state = IS_NORM; |
| 1314 | the_end: |
| 1315 | break; |
| 1316 | } |
| 1317 | } |
| 1318 | |
| 1319 | /*************************************************************/ |
| 1320 | /* serial console support */ |
| 1321 | |
| 1322 | #define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */ |
| 1323 | |
| 1324 | static int term_got_escape, term_command; |
| 1325 | |
| 1326 | void term_print_help(void) |
| 1327 | { |
| 1328 | term_printf("\n" |
| 1329 | "C-a h print this help\n" |
| 1330 | "C-a x exit emulatior\n" |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1331 | "C-a s save disk data back to file (if -snapshot)\n" |
| 1332 | "C-a b send break (magic sysrq)\n" |
| 1333 | "C-a c switch between console and monitor\n" |
| 1334 | "C-a C-a send C-a\n" |
| 1335 | ); |
| 1336 | } |
| 1337 | |
| 1338 | /* called when a char is received */ |
| 1339 | static void term_received_byte(int ch) |
| 1340 | { |
| 1341 | if (!serial_console) { |
| 1342 | /* if no serial console, handle every command */ |
| 1343 | term_handle_byte(ch); |
| 1344 | } else { |
| 1345 | if (term_got_escape) { |
| 1346 | term_got_escape = 0; |
| 1347 | switch(ch) { |
| 1348 | case 'h': |
| 1349 | term_print_help(); |
| 1350 | break; |
| 1351 | case 'x': |
| 1352 | exit(0); |
| 1353 | break; |
| 1354 | case 's': |
| 1355 | { |
| 1356 | int i; |
| 1357 | for (i = 0; i < MAX_DISKS; i++) { |
| 1358 | if (bs_table[i]) |
| 1359 | bdrv_commit(bs_table[i]); |
| 1360 | } |
| 1361 | } |
| 1362 | break; |
| 1363 | case 'b': |
| 1364 | if (serial_console) |
| 1365 | serial_receive_break(serial_console); |
| 1366 | break; |
| 1367 | case 'c': |
| 1368 | if (!term_command) { |
| 1369 | term_show_prompt(); |
| 1370 | term_command = 1; |
| 1371 | } else { |
| 1372 | term_command = 0; |
| 1373 | } |
| 1374 | break; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1375 | case TERM_ESCAPE: |
| 1376 | goto send_char; |
| 1377 | } |
| 1378 | } else if (ch == TERM_ESCAPE) { |
| 1379 | term_got_escape = 1; |
| 1380 | } else { |
| 1381 | send_char: |
| 1382 | if (term_command) { |
| 1383 | term_handle_byte(ch); |
| 1384 | } else { |
| 1385 | if (serial_console) |
| 1386 | serial_receive_byte(serial_console, ch); |
| 1387 | } |
| 1388 | } |
| 1389 | } |
| 1390 | } |
| 1391 | |
| 1392 | static int term_can_read(void *opaque) |
| 1393 | { |
| 1394 | if (serial_console) { |
| 1395 | return serial_can_receive(serial_console); |
| 1396 | } else { |
bellard | f193c79 | 2004-03-21 17:06:25 +0000 | [diff] [blame] | 1397 | return 128; |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1398 | } |
| 1399 | } |
| 1400 | |
| 1401 | static void term_read(void *opaque, const uint8_t *buf, int size) |
| 1402 | { |
| 1403 | int i; |
| 1404 | for(i = 0; i < size; i++) |
| 1405 | term_received_byte(buf[i]); |
| 1406 | } |
| 1407 | |
| 1408 | void monitor_init(void) |
| 1409 | { |
| 1410 | if (!serial_console) { |
| 1411 | term_printf("QEMU %s monitor - type 'help' for more information\n", |
| 1412 | QEMU_VERSION); |
| 1413 | term_show_prompt(); |
| 1414 | } |
bellard | aa45548 | 2004-04-04 13:07:25 +0000 | [diff] [blame^] | 1415 | term_hist_entry = -1; |
bellard | 8a7ddc3 | 2004-03-31 19:00:16 +0000 | [diff] [blame] | 1416 | qemu_add_fd_read_handler(0, term_can_read, term_read, NULL); |
bellard | 9dc39cb | 2004-03-14 21:38:27 +0000 | [diff] [blame] | 1417 | } |